* Adjective: This is the most common usage, describing something empty or unoccupied.
* Example: "The house was vacant for months."
* Noun: This usage refers to an empty space or position.
* Example: "There's a vacant in the marketing department."
* Verb: This is less common, but can be used to mean "to leave a place empty."
* Example: "The tenants vacated the apartment."
Let me know if you have a specific sentence in mind and I can tell you the part of speech for "vacant" in that context!